Encyclopedias, Almanacs, Transcripts, and Maps
- Cárdenas Solórzano, Cuauhtémoc
- Cárdenas, García López de
- cardiac failure
- Cardigan Welsh corgi
- Cardigan, James Thomas Brudenell, 7th earl of
- cardinal flower
- carding
- Carducci, Bartolomeo
- Carducho, Bartolomeo
- Caregiving
- Carew, George, Baron Carew of Clopton and earl of Totnes
- Carey, Hugh Leo
- Caribbean Families
- Cariboo Mountains
- Carinus
- Carl Sandburg Home National Historic Site
- Carlén, Emilie Smith Flygare-
- Carleton University
- Carleton, Guy, 1st Baron Dorchester
- Carlisle Indian School